The conclusion is that the low tacticity polypropylene has a wide market foreground and the altered original unit has good economic benefit.

 
  • 结论是低等规聚丙烯产品具有广阔的市场应用前景,在已有的间歇式聚丙烯生产装置上进行改造生产经济效益良好。
今日热词
目录 附录 查词历史